S4, E8: New information prompts the re-opening of an old kidnapping investigation, forcing Captain Raydor and her Major Crimes division into partnership with a potentially corrupt FBI agent. Rusty has a major breakthrough in his investigation on Alice Herrera, but discovers he and T.J. (recurring guest star PATRICK STAFFORD) are possibly not the friends he thought they were. Additional guest stars include JON TENNEY, RENE ROSADO, ALAN RUCK, SHANE COFFEY, CODY MAYO and JAMES ECKHOUSE.